Why Join Instant Checkout?
- Organic discovery in ChatGPT searches – no ads needed
- Seamless in-chat purchases: Shoppers buy without leaving ChatGPT
- Retain full control: You’re the merchant of record
- Pay only on sales (small transaction fee)
- Powered by Agentic Commerce Protocol – future-proof
Prerequisites
✅ US Business Entity
Currently available only for US merchants. International expansion coming soon.
✅ Existing Store/Checkout
No Shopify needed! Use any platform with Stripe or compatible payments.
✅ Product Catalog
Ready to export as CSV/TSV/JSON/XML.
✅ Developer Access
Basic integration required (docs provided).
Step 1: Apply in 2 Minutes
Visit the Merchant Portal
Go to chatgpt.com/merchants
Fill the Form
- Select Primary Product Categories (e.g., Apparel, Electronics)
- Choose interests: Product Feed and/or Checkout Integration
- Submit!
Await Approval
OpenAI reviews on a rolling basis. You’ll get an email with next steps.
Step 2: Integrate After Approval
1. Product Feed
- Format catalog: Required fields like
id,title,price,link - Formats: CSV, TSV, XML, JSON
- Push to your secure HTTPS endpoint (provided by OpenAI)
- Full Specs →
2. Checkout via ACP
- Implement Agentic Commerce Protocol
- Stripe users: 1 line of code!
- Others: Use Shared Payment Tokens
- Handle orders in your backend
- ACP Docs →
3. Test & Launch
- OpenAI validates feed
- Test purchases in ChatGPT
- Go live – products appear organically!
Resources
Apply
Product Feed
ACP Integration
Preview
Help
FAQ
Do I need Shopify?
No! This tutorial is for non-Shopify merchants. Shopify users are auto-eligible.
Costs?
Free to join. Small fee per successful sale only.
International?
US-only for now. Expansion planned for 2026.
How long to approval?
Rolling basis – typically days to weeks.